Cenedl ramadegol yn y Gymraeg |
eb = enw benywaidd
eg = enw gwrywaidd
ebg = enw benywaidd/gwrywaidd
ab ebg
abadaeth eb
abades eb
aber ebg
aberfa eb
aberth ebg
aberthged eb
abid ebg
absen ebg
absenoliaeth eb
absolfen eb
acen eb
acer eb
ach eb
achlin eb
achlod eb
achlysuraeth eb
achres eb
achubiaeth eb
achyddiaeth eb
acr eb
act eb
adacen eb
adain eb
adareg eb
adariaeth eb
adaryddiaeth eb
addewid eb
adduned eb
addysg eb
addysgfa eb
adeg eb
adeiladaeth eb
aden eb
adenedigaeth eb
adfarn eb
adferf eb
adfresychen eb
adlef eb
adnabyddiaeth eb
adnaid eb
adnod eb
adolwg eb
adran eb
adroddgan eb
adroddreg eb
adroddwedd eb
adweithred eb
adwy eb
ael eb
aelgeth eb
aelodaeth eb
aelwyd eb
aethnen eb
afallen eb
afanen eb
aflywodraeth eb
afon eb
afonig eb
afreol eb
afreolaeth eb
afresymoliaeth eb
afrllad eb
afrlladen eb
afu ebg
afwyn eb
agen eb
agerlong eb
agorawd eb
agorfa eb
agronomeg eb
agwedd ebg
aig eb
ailenedigaeth eb
alarches eb
alaw eb
alcemeg eb
alch eb
allafon eb
allor eb
allt eb
alltudiaeth eb
allwedd eb
almaeneg eb
almaenes eb
almon eb
amaethyddiaeth eb
amchwaraefa eb
amdaith eb
amddiffynfa eb
amdorch eb
amgarn ebg
amgueddfa eb
amheuaeth eb
amhleidiaeth eb
amlen eb
amlinell eb
amlosgfa eb
amlwreiciaeth eb
amnaid eb
amod ebg
amrantun ebg
amwisg eb
anadl eb
anatomeg eb
anfantais eb
anffawd eb
anffyddiaeth eb
anfoes eb
anghrediniaeth eb
anghydffurfiaeth eb
angladd ebg
angor ebg
angorfa eb
angyles eb
anhaeddedigaeth eb
anheddfa eb
anheddfan eb
anheddfod eb
anhrefn ebg
anian eb
anianaeth eb
anianeg eb
anllygredigaeth eb
anllywodraeth eb
annedd ebg
annel eb
anner eb
annhymer eb
anogaeth eb
anrhaith eb
anrheg eb
anrhydedd ebg
anterliwt ebg
anthem eb
antur eb
anturiaeth eb
anudoniaeth eb
anwariaeth eb
anwybodaeth ebg
anwyliaeth eb
anwylyd ebg
anymyrraeth eb
apêl ebg
aradr eb
araith eb
arawd eb
arch eb
archaeoleg eb
archeb eb
archesgobaeth eb
archfa eb
archoll ebg
archwaeth eb
ardal eb
ardalaeth eb
ardalyddes eb
arddangosfa eb
arddull eb
areitheg eb
areithyddiaeth eb
aren eb
arf eb
arfaeth eb
arfer ebg
arffed eb
arfod eb
arfogaeth eb
arfwisg eb
argel ebg
arglwyddes eb
arglwyddiaeth eb
argoel eb
argraff eb
arhosfa eb
arial ebg
arlais eb
arluniaeth eb
arlwy eb
arlwyaeth eb
arnodd ebg
arolygiaeth eb
artaith eb
arteithglwyd eb
arth eb
arthes eb
arwisg eb
arwres eb
arwriaeth eb
arwyl eb
arysgrif eb
arysgrifen eb
as eb
asb eb
asen eb
aseth eb
asgell eb
asgen eb
asgetiaeth eb
asgre eb
asol eb
astalch eb
astell eb
astudiaeth eb
atalfa eb
ataliaeth eb
atalnodiaeth eb
atalnwyd eb
ateg eb
atgnofa eb
athrawes eb
athrawiaeth eb
athrodiaeth eb
athrofa eb
athroniaeth eb
athrylith eb
atodeg eb
atom ebg
atomeg eb
atomfa eb
atomiaeth eb
atsain eb
atynfa eb
awdl eb
awdures eb
awel eb
awen eb
awenyddiaeth eb
awr eb
awron eb
awtarchiaeth eb
awtocratiaeth eb
awyr eb
awyren eb
awyrenfa eb
awyrgylch ebg
awyrlong eb
babiaeth eb
bacas eb
bach eb neu eg
bachell eb
bachgennes eb
bacterioleg eb
bagad ebg
bagl eb
baglan eb
bagloriaeth eb
baled eb
balog eb
balwn ebg
ban ebg
banana eb
baner eb
banhadlen eb
banhadlos eb
banllef eb
bannod eb
banon eb
barddas ebg
barddoniaeth eb
barddrin eb
barddwawd eb
barf eb
barfan eb
bargen eb
bariaeth ebg
baril ebg
barlysen eb
barn eb
barnais eb
barnedigaeth eb
barwniaeth eb
bas eb neu eg
basged eb
basgedaid eb
bastardes eb
bathfa eb
bathofyddiaeth eb
bathoriaeth eb
batin ebg
batinen ebg
bating ebg
batingen ebg
batog eb
bechanigen eb
beddgell eb
bedlam ebg
bedwen eb
bedyddfa eb
bedyddfan eb
beilïaeth eb
beirniadaeth eb
beisfa eb
beisfan ebg
beisgawn eb
beiston eb
ben eb
bendith eb
benyw eb
ber ebg
bera ebg
berdysen eb
berf eb
berfa eb
berfâid eb
beriau eb
berroes eb
beryren eb
bet eb
betgwn ebg
betysen eb
beudag eb
bid eb
bidog ebg
bidogan eb
bioleg eb
bisgeden eb
bisgïen eb
biwrocratiaeth eb
blaenasgell eb
blaenfyddin eb
blaenllith eb
blaenlloer eb
blaenoriaeth eb
blaenrhes eb
blaenweddi eb
blanced eb
bleiddast eb
blewcen eb
bloddest eb
blodeugerdd eb
blodfresychen eb
blodwraig eb
bloedd eb
bloeddnad eb
blonegen eb
blot ebg
blwydd eb
blwyddyn eb
boba eb
boch eb
bochgern eb
bocsach ebg
bocyswydden eb
bod ebg
boddfa eb
bodo eb
bodolaeth eb
bogail ebg
bogel ebg
bolgnofa eb
bolltaid eb
bolwst ebg
bondid eb
boneddiges eb
bonesig eb
bonllef eb
bonllost eb
bonsyg eb
bontin eb
bopa eb
bord eb
bost eb
botaneg eb
botasen eb
both eb
bowlen eb
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braich eb
braint eb
bram eb
brân eb
branes eb
brawd eb neu eg
brawddeg eb
brawdoliaeth eb
bre eb
brech eb
brechdan eb
brecwast ebg
bref eb
breichled eb
breinlen eb
breithgad eb
breithin eb
brenhines eb
brenhinfainc eb
brenhinfraint eb
brenhiniaeth eb
brenhinlin eb
breni eb
brenigen eb
brest eb
bresychen eb
breuddwyd ebg
briallen eb
bricsen eb
bricyllen eb
bridfa eb
brigâd eb
brigystod eb
brithlen eb
brithwe eb
briwydd eb
bro eb
brocen eb
brodiaeth eb
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bron eb
bronfraith eb
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brongoch eb
broniallt eb
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bronneg eb
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bronwen eb
brwydr eb
brwynen eb
brwysged eb
bryseb eb
brysneges eb
buchedd eb
buches eb
buddai eb
buddair eb
buddel ebg
buddelw ebg
budrchwil eb
budrchwilen eb
bugeileg eb
bugeiles eb
bugeilffon eb
bugeilgerdd eb
bugeiliaeth eb
bun eb
busnes ebg
buwch eb
bwcled ebg
bwled ebg
bwlgan eb
bwmpa eb
bwrdeisiaeth eb
bwrdeistref eb
bwrnel ebg
bwydgell eb
bwydlen eb
bwyell eb
bwyellan eb
bwyellgaib eb
bwyellig eb
bwyellod eb
bydaf ebg
byddin eb
bydwraig eb
bydwreigiaeth eb
byl eb
bylan ebg
byseg eb
bywionen eb
bywoliaeth eb
bywydaeth eb
bywydeg eb
cabledigaeth eb
cablen eb
cacen eb
cacynen eb
cad eb
cadair eb
cadeiryddes eb
cadfaes ebg
cadgamlan eb
cadi ebg
cadlas eb
cadlong eb
cadnawes eb
cadofyddiaeth eb
cadwedigaeth eb
cadwraeth eb
cadwrfa eb
cadwyn eb
caen eb
caenen eb
caer eb
caethes eb
caethfasnach eb
caethferch eb
caethforwyn eb
caethglud eb
caethlong eb
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cal eb
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calaf eb
calchen eb
caleden eb
calen eb
callestr eb
callodren eb
calon eb
cam-dyb eb
camfarn eb
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camarfer ebg
camdriniaeth eb
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camen eb
camfa eb
camfrawd eb
camlan eb
camlas eb
camog ebg
camp eb
campfa eb
camwerthyd eb
cân eb
canewin eb
cangell eb
cangelloriaeth eb
cangen eb
caniadaeth eb
canig eb
canllawiaeth eb
canmoliaeth eb
cannwyll eb
canolfa eb
canolfan eb
canon ebg neu eg
canoniaeth eb
canran eb
canrif eb
cansen eb
cantawd eb
cantell eb
cantores eb
cantreg eb
caplaniaeth eb
capteiniaeth eb
carafán eb
carcharwisg eb
carden eb
cardod eb
cardodwen eb
cardydwen eb
caregan eb
caregen eb
caren ebg
carennydd ebg
cares eb
carfan eb
cariad ebg
cariadferch eb
cariadwraig eb
carn eb neu eg
carnedd eb
carol eb
carrai eb
carreg eb
carthen eb
carthffos eb
carthffosiaeth eb
carwas eb
carwden eb
carwriaeth eb
caseg eb
casg eb
casged eb
casgen eb
casgl ebg
casnoden eb
casog eb
castan eb
castanwydden eb
castr eb
casul ebg
cath eb
cathl eb
catholigiaeth eb
catrawd eb
cawlen eb
cawnen eb
cawod eb
cawres eb
cawswasg eb
cecraeth eb
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cedorfa eb
cedowrach eb
cedrwydden eb
cedysen eb
cefnbeithynen eb
cefndres eb
cefnen eb
cefnlen eb
cefnlloer ebg
cefnogaeth eb
cefnrhaff eb
cefnwden eb
cefnwlad eb
ceg eb
cegaid eb
cegen eb
ceges eb
cegiden eb
cegin eb
ceian eb
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ceilsen eb
ceinach eb
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ceirchen eb
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celf eb
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cell eb
celli eb
celteg eb
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cemeg eb
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cer eb
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cerfddelw eb
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ceriach eb
cern eb
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cert eb
certhern eb
cerwyn eb
cerwynaid eb
cesail eb
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ceseiren eb
cest eb
cethlydd eb neu eg
cethr eb
cethren eb
cetog eb
ceubalfa eb
ceubont eb
ceuffordd eb
ceuffos eb
ceulan eb
ceuleden eb
cibwst eb
cic eb
cidl ebg
cidws eb
cigfa eb
cigfran eb
cigwain eb
cigyddiaeth eb
cilan eb
cilddor eb
cilfach eb
cilolwg eb
cilwen eb
cingroen eb
cinio ebg
cipdrem eb
cist eb
cistaid eb
cistfaen eb
ciwed eb
claddedigaeth ebg
claddfa eb
claddgell eb
claddogof eb
clapiast eb
claseglwys eb
clatsien eb
clebar ebg
clebren eb
clec eb
clecen eb
cledd eb neu eg
cledr eb
cledren eb
cledrffordd eb
cleien eb
clem eb
clenc eb
clep eb
clêr eb
cleren eb
clerwriaeth eb
clet eb
clicied eb
clipen eb
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cloben eb
cloch eb
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cloddfa eb
cloedigaeth eb
clöen eb
clog ebg
clöig eb
clompen eb
clonc eb
clopa eb
cloren eb
clorian ebg
cloronen eb
cludair eb
clugiar eb
clun eb
clunwst eb
clust ebg
clusten eb
clustfodrwy eb
clustgell eb
clustod eb
clustog ebg
clustogwlad eb
clwyd eb
clwyden eb
clymblaid eb
clymbleidiaeth eb
clywedigaeth eb
cnawdoliaeth eb
cnec eb
cneuen eb
cnipell eb
cnoc eb
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cod eb
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coden eb
codl eb
codowrach eb
coeden eb
coediar eb
coedlan eb
coedwal eb
coedwig eb
coedwigaeth eb
coegen eb
coegfeddyginiaeth eb
coel eb
coelcerth eb
coelgrefydd eb
coes ebg neu eg
coesarf eb
coetan eb
coeten eb
coetre eb
coetwch eb
cofadail eb
cofeb eb
coffadwriaeth eb
cofgolofn eb
cofl eb
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cofrodd eb
cog eb neu eg
coges eb
cogfran eb
coginiaeth eb
cogyddes eb
cogyddiaeth eb
côl eb
coler ebg
colfen eb
colled eb
colledigaeth eb
collen eb
collfarn eb
collwydden eb
colofn eb
colofnfa eb
colomen eb
colres eb
comed eb
comiwnyddiaeth eb
conell eb
congl eb
cont eb
copa eb neu eg
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corddlan eb
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corf eb neu eg
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corfflosgfa eb
corffolaeth eb
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corfran eb
corgan eb
corlan eb
cornant eb
cornchwiglen eb
cornel ebg
coron eb neu eg
coronbleth eb
coronig eb
corres eb
cors eb
corsen eb
corswigen eb
cosb eb
cosfa eb
cost ebg
costrel eb
costrelaid eb
cot eb
cotiar eb
cowlaid eb
cowlas ebg
crabysen eb
crachen eb
crafanc eb
crafell eb
craff eb
cragen eb
craig eb
craith eb
cramen eb
cramwythen eb
crasfa eb
crawc eb
crawen eb
creadigaeth eb
creadures eb
crec eb
crechwen eb
creciar eb
cred eb
crediniaeth eb
credo ebg
crefft eb
crefydd eb
crefyddes eb
cregynnem ebg
crehyren eb
creigardd eb
creigfa eb
creiglan eb
creirfa eb
creithen eb
crempog eb
crempogen eb
crepach eb
cresten eb
creulys eb
cri eb
criafolen eb
crib ebg
cribell eb
cribin ebg
crimog eb
crimpen eb
crip ebg
cristnogaeth eb
crocbont eb
crocbren ebg
crochwaedd eb
croes eb
croesbren ebg
croesfa eb
croesffordd eb
croesgad eb
croeslath eb
crofen eb
crofft eb
crofften eb
crog eb
crogardd eb
crogedigaeth eb
crogfa eb
croglath eb
croglen eb
croglith ebg
croglofft eb
crombeithynen eb
crombil eb
cromen eb
cromgell eb
cromlech eb
cromlin eb
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cronfa eb
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croten eb
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croth eb
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cuddlen eb
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culfa eb
culfarn eb
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cunnog eb
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curfa eb
curn eb
curnen eb
cusan ebg
cwcw eb
cweir eb
cwfaint ebg
cwffas eb
cwffast eb
cwmnïaeth eb
cwmpeiniaeth eb
cwningen eb
cwpan ebg
cwpanaid ebg
cwrnad ebg
cwsmeriaeth eb
cwt ebg neu eg
cwter eb
cwtiar eb
cwtsach eb
cwtws eb neu eg
cwyn ebg neu eg
cwynfan ebg
cwyren eb
cwys eb
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cybolfa eb
cybyddes eb
cychwynfa eb
cydawr eb
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cydfarn eb
cydgenedl eb
cydiaith eb
cydlef eb
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cydran eb
cydrodd eb
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cydwedd ebg
cydwybod eb
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cyfadran eb
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cyfalaw eb
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cyfeb eb
cyfebr eb
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cyfeilles eb
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cyffes eb
cyffin ebg
cyffoden eb
cyffordd eb
cyfieuaeth eb
cyflafan eb
cyfleyddiaeth eb
cyflin eb
cyflinell eb
cyflog ebg
cyflogaeth eb
cyfluniaeth eb
cyflusg eb
cyfnesafiaeth eb
cyfnewidfa eb
cyfnither eb
cyfochraeth eb
cyfoden eb
cyfongl eb
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cyfran eb
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cyfres eb
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cyfrinach eb
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cyfrol eb
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cymuned eb
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cymysgfa eb
cynaniaeth eb
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cynghanedd eb
cyngres eb
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cynhinnen eb
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cystrawen eb
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cytgan ebg
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cytsain eb
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cywen eb
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chwa eb
chwaer eb
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chwaeth eb
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chwen eb
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chwil eb
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chwit eb
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dadl eb
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dawn eb
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de eb neu eg
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picas ebg
picell eb
picfforch eb
picwnen eb
pig eb
pigfelen eb
pigoden eb
pilen eb
pili-pala eb
pinc ebg
piner eb
pinwydden eb
pioden eb
piwritaniaeth eb
pladur eb
plaen eb
plaengan eb
plaid eb
planced eb
planed eb
planfa eb
planhigfa eb
pledren eb
pleidiaeth eb
pleidlais eb
pleserdaith eb
pleserlong eb
plet eb
pleten eb
pleth eb
plethdorch eb
plethen eb
plisgen eb
pluen eb
plymen eb
pobl eb
poblogaeth eb
poced eb
poen ebg
poenedigaeth eb
poenfa eb
poethfa eb
pompren eb
ponc eb
poncen eb
pont eb
poplysen eb
porfa eb
porfel eb
porfelaeth eb
porth eb neu eg
porthmonaeth eb
porthoriaeth eb
potel eb
poten eb
pothell eb
powlen eb
pregeth eb
prentisiaeth eb
preswylfa eb
priddell eb
priddlech eb
prifddinas eb
priffordd eb
prifodl eb
prifysgol eb
priod ebg
priodas eb
priodasferch eb
priodoliaeth eb
priodoriaeth eb
priodwedd eb
priores eb
prioriaeth eb
problem eb
profedigaeth eb
proffes eb
proffwydes eb
proffwydoliaeth eb
proflen eb
pryddest eb
prydles eb
prydyddes eb
prydyddiaeth eb
pryfyddiaeth eb
punt eb
pureiddrwydd eb
purfa eb
putain eb
puteiniaeth eb
pyrwydden eb
pysen eb
pysgodfa eb
pytaten eb
pythefnos ebg
ras eb
rasal eb
raser eb
record ebg
roced eb
rwden eb
rhac eb
rhaca ebg
rhaeadr eb
rhaff eb
rhagafon eb
rhagddor eb
rhagdyb ebg
rhagfarn eb
rhaglawiaeth eb
rhaglen eb
rhaglith eb
rhagluniaeth eb
rhagorfraint eb
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rhagwybodaeth eb
rhaith eb
rhamant eb
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rhan eb
rhasgl eb
rhastal eb
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rhathell eb
rhaw eb
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rheg eb
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rheilen eb
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rheng eb
rheol eb
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rhes eb
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rhethreg eb
rhewgell eb
rhiain eb
rhibidires eb
rhieingerdd eb
rhifyddeg eb
rhigol eb
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rhin eb
rhinc eb
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rhinwedd eb
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rhiw eb
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rhod eb
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rhuchen eb
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rhuglen eb
rhumen eb
rhwyd eb
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rhwyll eb
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rhych eb
rhyd eb
rhyddfraint eb
rhyddfrydiaeth eb
rhyddiaith eb
rhyfel ebg
rhyfelgan eb
rhyfyddiaeth eb
rhyngberthynas eb
rhyw eb neu ebg
sach eb
sachaid eb
sachell eb
sachlen eb
sachwisg eb
sadwrn eb neu eg
saerniaeth eb
saesneg ebg
saesnes eb
saeth eb
saethwriaeth eb
saethyddiaeth eb
safn eb
safon eb
sagrafen eb
saig eb
sail eb
sain eb
salm eb
sang eb
santes eb
sarff eb
sarn eb neu eg
sasiwn ebg
sawdl ebg
sbectol eb
sbeit eb
sbel eb
sbonc eb
sboncen eb
sbort ebg
sedd eb
sefyllfa eb
seiat eb
seicoleg eb
seindorf eb
seineg eb
seintwar eb
seinyddiaeth eb
sel eb
seld eb
seldrem eb
seler eb
selsig eb
semanteg eb
sen eb
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seremoni eb
seren eb
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sesiwn eb
set eb
sgert eb
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sgien eb
sgip eb
sgiw eb
sgrafell eb
sgrech eb
sgrin eb
sgriw eb
sguthan eb
sgwar ebg
sgwir eb
sgwrs eb
sgyrt eb
siaced eb
siafft eb
siambr eb
sianel eb
siant eb
siars eb
siart eb
siawns eb
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sidell eb
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siew eb
sigar eb
sigaret eb
siglen eb
silff eb
sillaf eb
sillafiaeth eb
silleb eb
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sillgoll eb
simdde eb
simnai eb
sinc ebg
sinema eb
sioe eb
siol eb
siom eb
siomedigaeth eb
siop eb
sipsi ebg
sir eb
siwg eb
siwglaeth eb
siwmper eb
siwrnai eb
siwt eb
slebog eb
sled eb
sleisen eb
slogan ebg
slwt eb
snobyddiaeth eb
soced ebg
sodomiaeth eb
soffa eb
sofren eb
som eb
soned eb
sopen eb
sosban eb
soser eb
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stabl eb
stad eb
staer eb
stal eb
stapl eb
stem eb
sten eb
stesion eb
sticil eb
sticill eb
stiwdio eb
stoc eb
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stol eb
stomp eb
ston eb
stori eb
storm eb
stranc eb
strapen eb
streic eb
stroc eb
strodur eb
stryd eb
stumog eb
swaden eb
swch eb
swgan eb
swoleg eb
swper ebg
swrealaeth eb
swrn eb neu eg
sws ebg
swydd eb
swyddfa eb
swyddogaeth eb
swyngyfaredd eb
swynwraig eb
sycamorwydden eb
syfien eb
sylfaen eb
sylwadaeth eb
sylwebaeth eb
symbol eb
symboliaeth eb
symlen eb
symlogen eb
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synhwyreb eb
syniadaeth eb
syrcas eb
tabled eb
tablen eb
tacteg eb
tadogaeth eb
tadolaeth eb
taen eb
taenfa eb
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tafarn ebg
tafarnwraig eb
tafell eb
tafl eb
taflen eb
taflod eb
taflrwyd eb
tafodiaith eb
tafol eb
tagell eb
tagen eb
tagfa eb
tagwydden eb
taith eb
talaith eb
talar eb
taleb eb
taledigaeth eb
talent eb
tanbelen eb
tanchwa eb
tanen eb
taped eb
tapin eb
taplas eb
taran eb
tarddell eb
tarddwreinen eb
tarian eb
tarren eb
tarten eb
tarwden eb
tas eb
tasg eb
taten eb
tebygoliaeth eb
techneg eb
technoleg eb
tei ebg
teilfforch eb
teilsen eb
teilwres eb
teilwriaeth eb
teipyddes eb
teisen eb
teitheb eb
telm eb
telyn eb
telyneg eb
telynores eb
teml eb
temtasiwn ebg
tenantiaeth eb
tengl eb
teth eb
tethan eb
teyrnas eb
teyrnged eb
teyrnwialen eb
tid eb
tidmwy ebg
tin eb
tindres eb
tindro eb
tiriogaeth eb
tirwedd eb
titw ebg
tiwn eb
to ebg neu eg
tolch eb
tolchen eb
toll eb
tollfa eb
tom eb
tomen eb
ton eb neu eg
tonc eb
tonfedd eb
tonnen eb
tonyddiaeth eb
tor eb neu eg
torch eb
tordres eb
toreth eb
torf eb
torgest eb
toriaeth eb
torlan eb
torllwyth eb
torogen eb
torraid eb
torth eb
torthen eb
tra-arglwyddiaeth eb
traethell eb
trafael eb
traffordd eb
trafnidiaeth eb
trafodaeth eb
tramwyfa eb
tras eb
traul eb
trawslath eb
trawslif eb
trawstrefn eb
tre eb
tref eb
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treiglfa eb
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trem eb
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tres eb
treth eb
trigfa eb
trigfan eb
trigonomeg eb
trin eb
trindod eb
trinfa eb
triniaeth eb
trochfa eb
troed ebg
troedfainc eb
troedfedd eb
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troedigaeth eb
troedlas eb
troedlath eb
troedwst eb
troell eb
troellen eb
trofa eb
trogen eb
trol eb
trontol eb
trosedd ebg
trostan eb
trotsien eb
trugaredd ebg
trwydded eb
trwyll eb
trybedd eb
trychineb ebg
tryfer eb
trymaint ebg
trysorfa eb
tud eb
tudalen ebg
tuedd eb neu eg
tulath eb
tunnell eb
twrcen eb
twymyn eb
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twysg eb
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tyb eb
tybiaeth eb
tyllfedd eb
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tymer eb
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uned eb
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ymwybyddiaeth eb
ymyl ebg
ymylwe eb
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ynys eb
ynysig eb
ysbaid ebg
ysbail eb
ysbleddach ebg
ysbonc eb
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ysfa eb
ysgafell eb
ysgallen eb
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ysgub eb
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ysgyfarnog eb
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ystad eb
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ystaden eb
ystafell eb
ystid eb
ystlen eb
ystlys eb
ystod eb
ystof ebg
ystrydeb eb
ystryw eb
ystum ebg
ystyr ebg
ystyriaeth eb
yswigen eb
ywen eb